Lake Tappan at Old Tappan NJ is located in NJ at coordinates 41.0183°N, 74.0011°W. Water level data is provided by USGS Water Services. The latest reading is 54.98 ft.
A small badge a marina, lake association or guide can paste on their site. It always includes a link back to Lake Tappan at Old Tappan NJ on LakeLevels — that is the entire point.
Recommended — places a real link on the host page.